Inventor

FRELS MICHAEL W

US3 patents

Patents

3 patents

US7194902B1Mar 27, 2007

Apparatus and method for formation evaluation

SCHLUMBERGER TECHNOLOGY CORP56 citations95

US6209648B1Apr 3, 2001

Method and apparatus for connecting a lateral branch liner to a main well bore

SCHLUMBERGER TECHNOLOGY CORP80 citations94

US7222671B2May 29, 2007

Apparatus and method for formation evaluation

SCHLUMBERGER TECHNOLOGY CORP46 citations89